Home / 39,156.75-58,657.37-19,374.93

Finding the Fourth Proportional to 39,156.75, 58,657.37 and 19,374.93

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Solution

The fourth proportional to 39,156.75, 58,657.37 and 19,374.93 is: 29,023.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,156.75 : 58,657.37 = 19,374.93 : x
  2. Step 2: Convert to fraction form
    39,156.75/58,657.37 = 19,374.93/x
  3. Step 3: Cross multiply
    39,156.75x = 58,657.37 × 19,374.93
  4. Step 4: Simplify right side
    39,156.75x = 1,136,482,340.86
  5. Step 5: Solve for x
    x = 1,136,482,340.86/39,156.75
  6. Step 6: Final answer
    x = 29,023.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.